WSDL Specification WSDL = Web Service Description Language Similar to ASN.1 – describes the abstract on the wire data structures Multiple bindings to on the wire representations (not just SOAP) Tool Kits can build client and server stub code from WSDL

Messages Note: Query – CQL, Result Set Name, empty for Explain

PortTypes

HTTP GET Binding

HTTP GET Example &startRecord=0&maximumRecords=10 &responseSchema=zng:RS1&recordSchema=DC

SOAP/HTTP POST Binding <soap:body encodingStyle= namespace="urn:z3950:zng_prototype1" use="literal"/> <soap:body encodingStyle= namespace="urn:z3950:zng_prototype1" use="literal"/>

SOAP/HTTP Example <SOAP-ENV:Envelope xmlns:SOAP- ENV= xmlns:zng="urn:z3950:zng_prototype1“ SOAP- ENV:encodingStyle=" ncoding/"> ncoding/ Author:Smith 0 10 zng:RS1 ONIX

Misc. Encryption (if required) via https (SSL) Authentication via HTTP Authentication

Response Actual Response Schema specified in request Schema either requests an XML document (for browser clients) or a SOAP wrapped XML document Default is “RS1”

Response Schema RS1 Overview

Response Schema RS1 Result Set Reference Note – result set name server generated

Response Schema RS1 Records

Response Schema RS1 Status

Response Schema RS1 Diagnostic Used as non-surrogate in Status structure Used as surrogate in Record structure

Response Schema RS1 - Example (SOAP Wrapped) <SOAP-ENV:Envelope xmlns:SOAP-ENV= xmlns:zng="urn:z3950:zng_prototype1“ SOAP-ENV:encodingStyle=" SERVER-GENERATED-NAME 16 Oct :00:00 GMT 2 DC Smith A Book zng:diagnostic 2 Record withheld due to Access Control 1 2 Records withheld due to Access Control